I think Shoo Goo is similar to PFM. I get PFM at my LHS, but you can order it from a bunch of places -

I know Home Depot and Lowes (US) carries Shoo Goo, I think I have seen it at Wal-Mart too.

PFM is distributed by hobby-lobby -
http://www.hobby-lobby.com/adhesive.htm scan to bottom of page...

DP